Win32 API 日本語リファレンス
ホームStorage.ProjectedFileSystem › PrjGetOnDiskFileState

PrjGetOnDiskFileState

関数
ディスク上のファイルの仮想化状態を取得する。
DLLPROJECTEDFSLIB.dll呼出規約winapi対応OSWindows 10 以降

シグネチャ

// PROJECTEDFSLIB.dll
#include <windows.h>

HRESULT PrjGetOnDiskFileState(
    LPCWSTR destinationFileName,
    PRJ_FILE_STATE* fileState
);

パラメーター

名前方向
destinationFileNameLPCWSTRin
fileStatePRJ_FILE_STATE*out

戻り値の型: HRESULT

各言語での呼び出し定義

// PROJECTEDFSLIB.dll
#include <windows.h>

HRESULT PrjGetOnDiskFileState(
    LPCWSTR destinationFileName,
    PRJ_FILE_STATE* fileState
);
[DllImport("PROJECTEDFSLIB.dll", ExactSpelling = true)]
static extern int PrjGetOnDiskFileState(
    [MarshalAs(UnmanagedType.LPWStr)] string destinationFileName,   // LPCWSTR
    out int fileState   // PRJ_FILE_STATE* out
);
<DllImport("PROJECTEDFSLIB.dll", ExactSpelling:=True)>
Public Shared Function PrjGetOnDiskFileState(
    <MarshalAs(UnmanagedType.LPWStr)> destinationFileName As String,   ' LPCWSTR
    <Out> ByRef fileState As Integer   ' PRJ_FILE_STATE* out
) As Integer
End Function
' destinationFileName : LPCWSTR
' fileState : PRJ_FILE_STATE* out
Declare PtrSafe Function PrjGetOnDiskFileState Lib "projectedfslib" ( _
    ByVal destinationFileName As LongPtr, _
    ByRef fileState As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

PrjGetOnDiskFileState = ctypes.windll.projectedfslib.PrjGetOnDiskFileState
PrjGetOnDiskFileState.restype = ctypes.c_int
PrjGetOnDiskFileState.argtypes = [
    wintypes.LPCWSTR,  # destinationFileName : LPCWSTR
    ctypes.c_void_p,  # fileState : PRJ_FILE_STATE* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROJECTEDFSLIB.dll')
PrjGetOnDiskFileState = Fiddle::Function.new(
  lib['PrjGetOnDiskFileState'],
  [
    Fiddle::TYPE_VOIDP,  # destinationFileName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # fileState : PRJ_FILE_STATE* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "projectedfslib")]
extern "system" {
    fn PrjGetOnDiskFileState(
        destinationFileName: *const u16,  // LPCWSTR
        fileState: *mut i32  // PRJ_FILE_STATE* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("PROJECTEDFSLIB.dll")]
public static extern int PrjGetOnDiskFileState([MarshalAs(UnmanagedType.LPWStr)] string destinationFileName, out int fileState);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROJECTEDFSLIB_PrjGetOnDiskFileState' -Namespace Win32 -PassThru
# $api::PrjGetOnDiskFileState(destinationFileName, fileState)
#uselib "PROJECTEDFSLIB.dll"
#func global PrjGetOnDiskFileState "PrjGetOnDiskFileState" sptr, sptr
; PrjGetOnDiskFileState destinationFileName, fileState   ; 戻り値は stat
; destinationFileName : LPCWSTR -> "sptr"
; fileState : PRJ_FILE_STATE* out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。
#uselib "PROJECTEDFSLIB.dll"
#cfunc global PrjGetOnDiskFileState "PrjGetOnDiskFileState" wstr, int
; res = PrjGetOnDiskFileState(destinationFileName, fileState)
; destinationFileName : LPCWSTR -> "wstr"
; fileState : PRJ_FILE_STATE* out -> "int"
; HRESULT PrjGetOnDiskFileState(LPCWSTR destinationFileName, PRJ_FILE_STATE* fileState)
#uselib "PROJECTEDFSLIB.dll"
#cfunc global PrjGetOnDiskFileState "PrjGetOnDiskFileState" wstr, int
; res = PrjGetOnDiskFileState(destinationFileName, fileState)
; destinationFileName : LPCWSTR -> "wstr"
; fileState : PRJ_FILE_STATE* out -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	projectedfslib = windows.NewLazySystemDLL("PROJECTEDFSLIB.dll")
	procPrjGetOnDiskFileState = projectedfslib.NewProc("PrjGetOnDiskFileState")
)

// destinationFileName (LPCWSTR), fileState (PRJ_FILE_STATE* out)
r1, _, err := procPrjGetOnDiskFileState.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(destinationFileName))),
	uintptr(fileState),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function PrjGetOnDiskFileState(
  destinationFileName: PWideChar;   // LPCWSTR
  fileState: Pointer   // PRJ_FILE_STATE* out
): Integer; stdcall;
  external 'PROJECTEDFSLIB.dll' name 'PrjGetOnDiskFileState';
result := DllCall("PROJECTEDFSLIB\PrjGetOnDiskFileState"
    , "WStr", destinationFileName   ; LPCWSTR
    , "Ptr", fileState   ; PRJ_FILE_STATE* out
    , "Int")   ; return: HRESULT
●PrjGetOnDiskFileState(destinationFileName, fileState) = DLL("PROJECTEDFSLIB.dll", "int PrjGetOnDiskFileState(char*, void*)")
# 呼び出し: PrjGetOnDiskFileState(destinationFileName, fileState)
# destinationFileName : LPCWSTR -> "char*"
# fileState : PRJ_FILE_STATE* out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。